To the Editor.—
It is a rare experience to find immediate clinical applicability of a technique reported in the latest issue of a medical journal.On Dec 15, 1978, having just read McIntyre's description of "A Maneuver To Reverse Raynaud's Phenomenon of the Fingers" (240:2760, 1978), I relayed specifics of his technique to a co-worker who has a long history of idiopathic Raynaud's phenomenon of the fingers, with attacks usually precipitated by exposure to cold and lasting 30 to 60 minutes. She is a commercial artist, needing continuous dexterity of her fingers, and has found immersion of fingers in warm water to provide unsatisfactorily inconvenient, unavailable, or slow relief.On the same day during which she was informed of McIntyre's recommendations, she had a Raynaud attack, apparently from hand contact with a cold steering wheel, and despite a delay of more than ten minutes, on arrival to a nonautomotive, private